<template>
  <div style="width: 100%">
    <div v-if="$slots.headerTop" style="margin: 5px">
      <slot name="headerTop"></slot>
    </div>
    <div class="flex items-center">
      <slot name="tableTitle" v-if="$slots.tableTitle"></slot>
      <TableTitle
        :helpMessage="titleHelpMessage"
        :title="title"
        v-if="!$slots.tableTitle && title"
      />
      <div :class="`${prefixCls}__toolbar`">
        <slot name="toolbar"></slot>
        <Divider type="vertical" v-if="$slots.toolbar && showTableSetting" />
        <TableSetting
          :setting="tableSetting"
          v-if="showTableSetting"
          @columns-change="handleColumnChange"
        />
      </div>
    </div>
  </div>
</template>
<script lang="ts">
import type { TableSetting, ColumnChangeParam } from '../types/table'
import type { PropType } from 'vue'
import { defineComponent } from 'vue'
import { Divider } from 'ant-design-vue'
import TableSettingComponent from './settings/index.vue'
import TableTitle from './TableTitle.vue'
import { useDesign } from '@/hooks/web/useDesign'

export default defineComponent({
  name: 'BasicTableHeader',
  components: {
    Divider,
    TableTitle,
    TableSetting: TableSettingComponent,
  },
  props: {
    title: {
      type: [Function, String] as PropType<
        string | ((data: Recordable) => string)
      >,
    },
    tableSetting: {
      type: Object as PropType<TableSetting>,
    },
    showTableSetting: {
      type: Boolean,
    },
    titleHelpMessage: {
      type: [String, Array] as PropType<string | string[]>,
      default: '',
    },
  },
  emits: ['columns-change'],
  setup(_, { emit }) {
    const { prefixCls } = useDesign('basic-table-header')
    function handleColumnChange(data: ColumnChangeParam[]) {
      emit('columns-change', data)
    }
    return { prefixCls, handleColumnChange }
  },
})
</script>
<style lang="less">
@prefix-cls: ~'@{namespace}-basic-table-header';

.@{prefix-cls} {
  &__toolbar {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;

    > * {
      margin-right: 8px;
    }
  }
}
</style>
